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CVE-2025-68659 Média · 5.3 CWE-770 28/01/2026
Discourse has DoS vulnerability in username change endpoint
Discourse is an open source discussion platform. Versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0 have an application level denial of service vulnerabilityin the username change functionality at try.discourse.org. The vulnerability allows attackers to cause noticeable server delays and resource exhaustion by sending large JSON payloads to the username preference endpoint PUT /u//preferences/username, resulting in degraded performance for other users and endpoints. This issue is patched in versions 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0. No known workarounds are available.
CVE-2020-36943 Alta · 7.5 CWE-770 28/01/2026
aSc TimeTables 2021.6.2 - Denial of Service
aSc TimeTables 2021.6.2 contains a denial of service vulnerability that allows attackers to crash the application by overwriting subject title fields with excessive data. Attackers can generate a 10,000-character buffer and paste it into the subject title to trigger application instability and potential crash.
CVE-2026-23881 Média · 6.5 CWE-770 27/01/2026
Kyverno Denial of Service via Context Variable Amplification in Policy Engine
Kyverno is a policy engine designed for cloud native platform engineering teams. Versions prior to 1.16.3 and 1.15.3 have unbounded memory consumption in Kyverno's policy engine that allows users with policy creation privileges to cause denial of service by crafting policies that exponentially amplify string data through context variables. Versions 1.16.3 and 1.15.3 contain a patch for the vulnerability.
CVE-2020-36950 Média · 6.5 CWE-770 27/01/2026
Laravel Nova 3.7.0 - 'range' DoS
Laravel Nova 3.7.0 contains a denial of service vulnerability that allows authenticated users to crash the application by manipulating the 'range' parameter. Attackers can send simultaneous requests with an extremely high range value to overwhelm and crash the server.
CVE-2020-36949 Alta · 7.5 CWE-770 27/01/2026
TapinRadio 2.13.7 - Denial of Service
TapinRadio 2.13.7 contains a denial of service vulnerability in the application proxy settings that allows attackers to crash the program by overflowing input fields. Attackers can paste a large buffer of 20,000 characters into the username and address fields to cause the application to become unresponsive and require reinstallation.
CVE-2020-36946 Alta · 7.5 CWE-770 27/01/2026
SyncBreeze 10.0.28 - 'login' Denial of Service
SyncBreeze 10.0.28 contains a denial of service vulnerability in the login endpoint that allows remote attackers to crash the service. Attackers can send an oversized payload in the login request to overwhelm the application and potentially disrupt service availability.
CVE-2025-14525 Média · 6.4 CWE-770 26/01/2026
Kubevirt: kubevirt: vm administration denial of service via guest agent
A flaw was found in kubevirt. A user within a virtual machine (VM), if the guest agent is active, can exploit this by causing the agent to report an excessive number of network interfaces. This action can overwhelm the system's ability to store VM configuration updates, effectively blocking changes to the Virtual Machine Instance (VMI). This allows the VM user to restrict the VM administrator's ability to manage the VM, leading to a denial of service for administrative operations.
CVE-2026-1224 Média · 6.5 CWE-770 26/01/2026
Tanium addressed an uncontrolled resource consumption vulnerability in Discover.
Tanium addressed an uncontrolled resource consumption vulnerability in Discover.
CVE-2021-47895 Alta · 7.5 CWE-770 23/01/2026
Nsauditor 3.2.2.0 - 'Event Description' Denial of Service
Nsauditor 3.2.2.0 contains a denial of service vulnerability that allows attackers to crash the application by overwriting the Event Description field with a large buffer. Attackers can generate a 10,000-character 'U' buffer and paste it into the Event Description field to trigger an application crash.
CVE-2021-47894 Alta · 7.5 CWE-770 23/01/2026
Managed Switch Port Mapping Tool 2.85.2 - Denial of Service
Managed Switch Port Mapping Tool 2.85.2 contains a denial of service vulnerability that allows attackers to crash the application by creating an oversized buffer. Attackers can generate a 10,000-character buffer and paste it into the IP Address and SNMP Community Name fields to trigger the application crash.
CVE-2021-47893 Alta · 7.5 CWE-770 23/01/2026
AgataSoft PingMaster Pro 2.1 - Denial of Service
AgataSoft PingMaster Pro 2.1 contains a denial of service vulnerability in the Trace Route feature that allows attackers to crash the application by overflowing the host name input field. Attackers can generate a 10,000-character buffer and paste it into the host name field to trigger an application crash and potential system instability.
CVE-2025-67221 Alta · 7.5 CWE-770 22/01/2026
Allocation of Resources Without Limits or Throttling em Ijl Orjson
The orjson.dumps function in orjson thru 3.11.4 does not limit recursion for deeply nested JSON documents.
CVE-2026-1102 Alta · 7.5 CWE-770 22/01/2026
Allocation of Resources Without Limits or Throttling in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.3 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that could have allowed an unauthenticated user to create a denial of service condition by sending repeated malformed SSH authentication requests.
CVE-2025-13927 Alta · 7.5 CWE-770 22/01/2026
Allocation of Resources Without Limits or Throttling in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.9 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that could have allowed an unauthenticated user to create a denial of service condition by sending crafted requests with malformed authentication data.
CVE-2026-24006 Alta · 7.5 CWE-770 22/01/2026
Seroval affected by Denial of Service via Deeply Nested Objects
Seroval facilitates JS value stringification, including complex structures beyond JSON.stringify capabilities. In versions 1.4.0 and below, serialization of objects with extreme depth can exceed the maximum call stack limit. In version 1.4.1, Seroval introduces a `depthLimit` parameter in serialization/deserialization methods. An error will be thrown if the depth limit is reached.
CVE-2026-23963 Média · 6.5 CWE-770 22/01/2026
Mastodon missing length limits on list names, filter names, and filter keywords
Mastodon is a free, open-source social network server based on ActivityPub. Prior to versions 4.5.5, 4.4.12, and 4.3.18, the server does not enforce a maximum length for the names of lists or filters, or for filter keywords, allowing any user to set an arbitrarily long string as the name or keyword. Any local user can abuse the list or filter fields to cause disproportionate storage and computing resource usage. They can additionally cause their own web interface to be unusable, although they must intentionally do this to themselves or unknowingly approve a malicious API client. Mastodon versions v4.5.5, v4.4.12, v4.3.18 are patched.
CVE-2026-23962 Alta · 7.5 CWE-770 22/01/2026
Mastodon vulnerable to Denial of Service from a single post (client/server)
Mastodon is a free, open-source social network server based on ActivityPub. Mastodon versions before v4.3.18, v4.4.12, and v4.5.5 do not have a limit on the maximum number of poll options for remote posts, allowing attackers to create polls with a very large amount of options, greatly increasing resource consumption. Depending on the number of poll options, an attacker can cause disproportionate resource usage in both Mastodon servers and clients, potentially causing Denial of Service either server-side or client-side. Mastodon versions v4.5.5, v4.4.12, v4.3.18 are patched.
CVE-2026-23957 Alta · 7.5 CWE-770 21/01/2026
seroval is vulnerable to Denial of Service via array serialization
seroval facilitates JS value stringification, including complex structures beyond JSON.stringify capabilities. In versions 1.4.0 and below, overriding encoded array lengths by replacing them with an excessively large value causes the deserialization process to significantly increase processing time. This issue has been fixed in version 1.4.1.
CVE-2025-68138 Média · 4.7 CWE-770 21/01/2026
EVerest affected by memory exhaustion in libocpp
EVerest is an EV charging software stack, and EVerest libocpp is a C++ implementation of the Open Charge Point Protocol. In libocpp prior to version 0.30.1, pointers returned by the `strdup` calls are never freed. At each connection attempt, the newly allocated memory area will be leaked, potentially causing memory exhaustion and denial of service. Version 0.30.1 fixes the issue.
CVE-2025-68136 Alta · 7.4 CWE-770 21/01/2026
EVerest's inadequate session handling can lead to memory-related errors or exhaustion of the operating system’s file descriptors, resulting in a denial of service
EVerest is an EV charging software stack. Prior to version 2025.10.0, once the module receives a SDP request, it creates a whole new set of objects like `Session`, `IConnection` which open new TCP socket for the ISO15118-20 communications and registers callbacks for the created file descriptor, without closing and destroying the previous ones. Previous `Session` is not saved and the usage of an `unique_ptr` is lost, destroying connection data. Latter, if the used socket and therefore file descriptor is not the last one, it will lead to a null pointer dereference. Version 2025.10.0 fixes the issue.
CVE-2021-47877 Alta · 7.5 CWE-770 21/01/2026
GeoGebra Graphing Calculato‪r‬ 6.0.631.0 - Denial Of Service
GeoGebra Graphing Calculator 6.0.631.0 contains a denial of service vulnerability that allows attackers to crash the application by inputting an oversized buffer. Attackers can generate a payload of 8000 repeated characters to overwhelm the input field and cause the application to become unresponsive.
CVE-2021-47876 Alta · 7.5 CWE-770 21/01/2026
GeoGebra Classic 5.0.631.0-d - Denial of Service
GeoGebra Classic 5.0.631.0-d contains a denial of service vulnerability in the input field that allows attackers to crash the application by sending oversized buffer content. Attackers can generate a large buffer of 800,000 repeated characters and paste it into the 'Entrada:' input field to trigger an application crash.
CVE-2021-47875 Crítica · 9.8 CWE-770 21/01/2026
GeoGebra CAS Calculator 6.0.631.0 - Denial of Service
GeoGebra CAS Calculator 6.0.631.0 contains a denial of service vulnerability that allows attackers to crash the application by generating a large buffer overflow. Attackers can create a payload with 8000 repeated characters and paste it into the calculator's input field to trigger an application crash.
CVE-2021-47865 Alta · 7.5 CWE-770 21/01/2026
ProFTPD 1.3.7a - Remote Denial of Service
ProFTPD 1.3.7a contains a denial of service vulnerability that allows attackers to overwhelm the server by creating multiple simultaneous FTP connections. Attackers can repeatedly establish connections using threading to exhaust server connection limits and block legitimate user access.
CVE-2025-68133 Alta · 7.4 CWE-770 21/01/2026
EVerest's unlimited connections can lead to DoS through operating system resource exhaustion
EVerest is an EV charging software stack. In versions 2025.9.0 and below, an attacker can exhaust the operating system's memory and cause the module to terminate by initiating an unlimited number of TCP connections that never proceed to ISO 15118-2 communication. This is possible because a new thread is started for each incoming plain TCP or TLS socket connection before any verification occurs, and the verification performed is too permissive. The EVerest processes and all its modules shut down, affecting all EVSE functionality. This issue is fixed in version 2025.10.0.